/Engine/Source/Editor/SceneOutliner/Public/WorldTreeItem.h
A tree item that represents an entire world
struct FWorldTreeItem : public [ISceneOutlinerTreeItem](API\Editor\SceneOutliner\ISceneOutlinerTreeItem)
constFObjectKe...
ID
Constant identifier for this tree item
TWeakObjectPtr<...
World
The world this tree item is associated with.